Eugeniu Catarev, a truck driver from Moldova, who admitted in January that he paid $900 to $1,200 in late 2006 or early 2007 to an American named Christina Andress so that he could obtain a green card. He admitted that he also paid her about $300 a month for about a year.

Antonin Matusek, who admitted in January that he married Jessica Vogelsang in a sham union in November 2009, 4 years after he came to the United States on a visitor visa.

Katerina Ondrackova, Matusek’s girlfriend, who came to the United States in 1999 and entered a phony marriage with Kevin Walker in January 2007.